112111304124121 has 2 divisors, whose sum is σ = 112111304124122. Its totient is φ = 112111304124120.

The previous prime is 112111304124109. The next prime is 112111304124133. The reversal of 112111304124121 is 121421403111211.

It is a balanced prime because it is at equal distance from previous prime (112111304124109) and next prime (112111304124133).

It can be written as a sum of positive squares in only one way, i.e., 77231826490896 + 34879477633225 = 8788164^2 + 5905885^2 .

It is a cyclic number.

It is not a de Polignac number, because 112111304124121 - 2²⁵ = 112111270569689 is a prime.

It is a super-2 number, since 2×112111304124121² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112111304124191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055652062060 + 56055652062061.

It is an arithmetic number, because the mean of its divisors is an integer number (56055652062061).

Almost surely, 2^{112111304124121} is an apocalyptic number.

It is an amenable number.

112111304124121 is a deficient number, since it is larger than the sum of its proper divisors (1).

112111304124121 is an equidigital number, since it uses as much as digits as its factorization.

112111304124121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 25.

Adding to 112111304124121 its reverse (121421403111211), we get a palindrome (233532707235332).

The spelling of 112111304124121 in words is "one hundred twelve trillion, one hundred eleven billion, three hundred four million, one hundred twenty-four thousand, one hundred twenty-one".